Demographics and sexual characteristics comparing female patients who had type specific serology (cases) with controls (those who did not have serology)
| Cases | Controls | Crude OR | Adjusted OR* | |||
|---|---|---|---|---|---|---|
| No | (%) | No | (%) | (95% CI) | (95% CI) | |
| Age (years) | ||||||
| 17–19 | 14 | (3.6) | 29 | (7.6) | 1 | 1 |
| 20–24 | 62 | (16.1) | 80 | (21.1) | 1.61 (0.78 to 3.30) | 1.16 (0.52 to 2.58) |
| 25–29 | 97 | (25.3) | 64 | (16.8) | 3.14 (1.54 to 6.40) | 2.24 (1.02 to 4.93) |
| 30–34 | 62 | (16.1) | 39 | (10.3) | 3.29 (1.55 to 6.99) | 2.30 (1.04 to 5.47) |
| 35–39 | 40 | (10.4) | 31 | (8.2) | 2.67 (1.21 to 5.90) | 2.47 (1.01 to 6.03) |
| 40–44 | 48 | (12.5) | 23 | (6.1) | 4.32 (1.93 to 9.70) | 3.97 (1.58 to 9.98) |
| >45 | 61 | (15.9) | 114 | (30.1) | 1.11 (0.55 to 2.25) | 1.37 (0.61 to 3.06) |
| χ2 = 45.49 | p<0.0001 | ptrend <0.0001 | ptrend = 0.004 | |||
| Sex worker | ||||||
| No | 369 | (96.1) | 339 | (89.0) | 1 | 1 |
| Yes | 15 | (3.9) | 42 | (11.0) | 0.33 (0.18 to 0.60) | 0.12 (0.06 to 0.25) |
| χ2 = 14.05 | p<0.006 | p<0.03 | p<0.041 | |||
| Condom use | ||||||
| Always use | 19 | (5.3) | 32 | (9.5) | 1 | 1 |
| Inconsistent use | 200 | (55.4) | 120 | (35.5) | 2.81 (1.52 to 5.17) | 1.41 (9.67 to 2.96) |
| Never use | 142 | (39.3) | 186 | (55.0) | 1.29 (0.70 to 2.36) | 0.91 (0.43 to 1.97) |
| χ2 = 28.49 | p<0.0001 | p<0.0001 | p<0.042 | |||
| Unknown | 23 | (6.0) | 43 | (11.3) | ||
| HIV status | ||||||
| Never test | 50 | (13.4) | 161 | (46.0) | 1 | 1 |
| Negative | 324 | (86.6) | 189 | (54.0) | 5.52 (3.83 to 7.95) | 5.91 (3.84 to 9.11) |
| χ2 = 93.23 | p<0.0001 | p<0.0001 | p<0.0001 | |||
| Unknown | 10 | (2.6) | 31 | (8.1) | ||
| Had genital herpes | ||||||
| No | 288 | (75.0) | 364 | (95.5) | 1 | 1 |
| Yes | 96 | (25.0) | 17 | (4.5) | 7.14 (4.17 to 12.22) | 7.56 (4.17 to 13.76) |
| χ2 = 64.8 | p<0.0001 | p<0.0001 | p<0.0001 | |||